Originally Posted by
Chill_Will
Anyone have any carb restrictors they want to be rid of for the GRP .21 tuned? Size 6 or 6.5? Pm me.
Also are there any other brand carb restrictors that will work with these carbs?
not sure if the idrc inserts will work ...have asked ... but not sure ...if they do i have a 7mm you can have ....im getting the promo kit and it comes with the 8.7.6 i think is what porter told me